Jetta L4-1781cc 1.8L SOHC (RV, PF) (1989)
Thermostat: Specifications
THERMOSTAT [1]:
Starts to open .......................................................................................................................................................................................... 85°C (185°F)
Fully open ............................................................................................................................................................................................. 105°C (221°F)
Stroke .................................................................................................................................................................................................. 7 mm (9/32 in.)
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[1]: Approximate temperatures.